Tool extension



FIG. 1 is a perspective view of a tool extension, showing my design;

FIG. 2 is a front elevational view of the tool extension of FIG. 1;

FIG. 3 is a rear elevational view of the tool extension of FIG. 1;

FIG. 4 is a right side elevational view of the tool extension of FIG. 1;

FIG. 5 is a left side elevational view of the tool extension of FIG. 1;

FIG. 6 is a bottom view of the tool extension of FIG. 1; and,

FIG. 7 is a top view of the tool extension of FIG. 1.

I claim the ornamental design for a tool extension, as shown anddescribed.